The children（）happily when I went to get Christmas presents I（）in my car.
A: had played, left
B: were playing, has left
C: had played, had left
D: were playing, had left
A: had played, left
B: were playing, has left
C: had played, had left
D: were playing, had left
举一反三
- The workers _____ busily when the boss came to look for something he ______ in the office. A: had worked, had left B: were working ; had left C: working ; had left D: had worked; left
- When I _________ to the airport, the guests _____. A: got, left B: got, had left C: have got, had left D: had got, had left
- By the time I went outside, the bus . A: was leaving B: had left C: has left D: left
- When I got to the airport, she _______. A: has left B: left C: have left D: had left
- When I got to the railway station, the train _______ . A: left B: had left C: has left